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MIDAS 4, 192

Orbit data source: Space-Track

MIDAS 4, 192 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Sat, 21 Oct 1961 UTC via an ATLAS AGENA B launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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Iframe URL

https://www.satcat.com/sats-embedded/192?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

192, 1961-028A

Orbit

LEO

Last TLE update

18 hours ago

Origin

United States Space Force (US)

Manufacturer

LMSC

Mission

Defense Early Warn

Bus & Motor

MIDAS, Unknown motor

Mass

~1,540 kg wet, 840 kg dry

Launch date (UTC)

1961-10-21 (64 years ago)

Launch vehicle

ATLAS AGENA B

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 4.5 m

Radar Cross Section

11.475 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 18 hours ago

0 MIDAS 4
1 00192U 61028A   25198.72757282  .00000014  00000-0  81249-2 0  9995
2 00192  95.8376 153.3811 0135651 295.6015  63.0874  8.67772820 19143

Epoch: 2025-07-17T17:27Z

TLE epoch observation values (Epoch: 2025-07-17T17:27:42.291Z)

Latitude

-0°

Longitude

-44.33434°

Altitude

3,567.091 km

Speed

6.351 km/s

True Right ascension

10h 13m 31s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

36.2957°

Longitude

140.1101°

Altitude

3,747.976 km

Speed

6.24 km/s

Apparent Right ascension

20h 46m 15s

Apparent Declination

25° 20' 30"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

23:56:23

Azimuth

264.581° W

Elevation

47.957°

Doppler factor

Orbital elements

Apogee altitude

3,758.419 km

Perigee altitude

3,487.093 km

Semi-major axis

10,000.893 km

Eccentricity

0.01357

Inclination

95.8376°

RAAN

153.3811°

Arg. of periapsis

295.6015°

True anomaly

64.48408°

Mean anomaly

63.0874°

Eccentric anomaly

63.78468°

Mean motion

2.17013 °/min

Orbital period

165.89 mins

BSTAR

0.0081249

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Other satellites on launch #28 in the year 1961 (1961-10-21 UTC)

MIDAS 4 DEB (NOSECONE), 193 (Decayed)

MIDAS 4 Visibility forecast

Observer location: undefined°, undefined°

Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
13 mins	2025-07-18 11:10:48.230Z	264.379° W	2025-07-18 11:10:48.230Z	264.379° W	36.578°	2025-07-18 11:23:48.230Z	226.228° WSW
13 mins	2025-07-18 13:36:48.230Z	348.693° N	2025-07-18 13:42:48.230Z	328.577° NNW	13.754°	2025-07-18 13:49:48.230Z	305.457° NW
27 mins	2025-07-18 18:32:48.230Z	101.834° ESE	2025-07-18 18:45:48.230Z	50.662° ENE	27.81°	2025-07-18 18:59:48.230Z	0.03° NNE
36 mins	2025-07-18 21:08:48.230Z	172.844° S	2025-07-18 21:25:48.230Z	261.68° W	44.606°	2025-07-18 21:44:48.230Z	350.104° N
20 mins	2025-07-19 00:03:48.230Z	255.853° W	2025-07-19 00:12:48.230Z	288.09° WNW	17.002°	2025-07-19 00:23:48.230Z	326.587° NNW
18 mins	2025-07-19 06:20:48.230Z	38.715° NE	2025-07-19 06:29:48.230Z	69.454° E	15.395°	2025-07-19 06:38:48.230Z	100.13° ESE
36 mins	2025-07-19 08:59:48.230Z	11.708° NNE	2025-07-19 09:17:48.230Z	105.809° ESE	44.09°	2025-07-19 09:35:48.230Z	183.953° SSW

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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Check out MIDAS 4, 192 on other resources

View MIDAS 4, 192 on NASA - NSSDCA Website

View MIDAS 4, 192 on Heavens-Above

View MIDAS 4, 192 on Keep Track

View MIDAS 4, 192 on Celestrak

View MIDAS 4, 192 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.